Characteristics and quality of data transmission – Dependent on characteristics of medium and signal – Guided medium ∗ Medium is more important in setting transmission parameters – Unguided medium ∗ Bandwidth of the signal produced by transmitting antenna is important in setting transmission parameters ∗ Signal directionality · Lower frequency signals are omnidirectional · Higher frequency signals can be focused in a directional beam • Design of data transmission system – Concerned with data rate and distance
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Ashely Madison‚ a website that promotes extra-marital affairs was subject to a massive data breach earlier this year; personal details of some 37 million users‚ as well as the companies financial records‚ were threatened with release. Subsequently‚ large caches of the data were posted online and a then-unknown hacking outfit named The Impact Team claimed responsibility. This breach not only compromised the data from the Ashley Madison database‚ but also Avid Life Media‚ who owns the Madison website
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Data Protection and Confidentiality in the Home based childcare setting By law I am bound to adhere to the Data Protection act of 1998. Every Child and their families have a legal right to privacy; the act is designed to prevent confidential and personal information being passed on without the persons consent. This includes information held on my computer‚ the paperwork I hold on each child and photographs of the children in the childcare setting. It is crucial that I adhere to this act in all
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Title: Holographic Data Storage Author: Mazin Ismail Abstract: The growing demands of high definition digital video content‚ fixed content data‚ and compliance and security application will soon outstrip the capabilities of current storage technologies to keep up the demand. Clearly a new storage paradigm is needed to meet the growing storage demands. So what is it going to be? With its omnipresent computer‚ all connected via the internet‚ the information age has led to an explosion of
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Crime Data Comparison Michelle Gage CJA/314 April 30th‚ 2013 Robert Olsen Crime Data Comparison In the late 1920’s the idea was recognized by the International Association of Chiefs of Police or most commonly known as the (IACP)‚ that there needed to be a more reliable and accurate way to keep track of all of the crime data and statistics. This information was needed to determine the crimes that were changing from year to year as well as the sources of what could be changing these statistics
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Making $€N$€ of Data Center Planning Your Data Center… 1 Introduction Do you agree…. 1. Businesses are increasingly dependent on their IT infrastructures to drive mission-critical operations throughout the enterprise. 2. Significant cost savings can be realized through data center consolidation and right-sizing. 3. And every business needs a business continuity plan that includes disaster recovery‚ backup and remote operations. 4. Continual evolution of infrastructure technology is transforming
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DATA COMMUNICATION COEN 3193 Assignment No. 1 Brief History of Data Communication Submitted by: Camille A. Bonito BSCpE IV-2 Submitted to: Florinda H. Oquindo TIMELINE OF HISTORY OF DATA COMMUNICATION 1800 Telegraph defined from the Greek... TELE = Afar GRAPHOS = Write 1809 First telegraph in Bavaria. Samuel Soemmering. Used 35 wires with gold electrodes in water. Detection at distant end 2000 feet away was by the amount of gas caused by electrolysis. 1828 First telegraph in the USA
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Emissions (CO2e) Scope 2 Emissions Ret Certs Low Carbon Emissions from Travel Emissions from Distribution CDP Level of Uncertainty Scope 1 Emissions CDP Level of Uncertainty Scope 2 Emissions CDP Percentage Data Verified Scope 1 CDP Percentage Data Verified Scope 2 CDP Percentage Data Verified Scope 3 Financial Emissions Intensity Activity Rel Emissions Intensity Energy Use Electricity Use CDP Fuel Used - Gas & Diesel Oil Emissions Avoided via Use of Goods and Services Cost of Total
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Secondary data is gathered via secondary research and involves information that has already been collated/interpreted by someone else for another purpose- for example: Census data Australian economic growth figures Tourist numbers Books‚ newspapers‚ magazines‚ internet articles on a certain subject There are two types of secondary data: Internal: data that has already been collected from internal sources such as internal sales data‚ consumer feedback and other research reports External: published
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SOLUTIONS MANUAL DATA AND COMPUTER COMMUNICATIONS EIGHTH EDITION CHAPTERS 1 - 12 WILLIAM STALLINGS Copyright 2007: William Stallings © 2007 by William Stallings All rights reserved. No part of this document may be reproduced‚ in any form or by any means‚ or posted on the Internet‚ without permission in writing from the author. Selected solutions may be shared with students‚ provided that they are not available‚ unsecured‚ on the Web. -2- NOTICE This manual contains
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